Column 68 X = Entry in Coliunns 68-72 is 



continuation of Ship's 

 Station Niomber field. 



Column 78* X = Geographical sorted deck 



indicator 



Column 79* x = Computed deck indicator 



COMPUTED OBSEEVED CARD (CODE 3 OR '^- IN COLUMN 80) 



Reproduced from Master Card 



X = Thermometric depth 



Columns 1 - 2^ 

 Column 28 

 Column 32 



Column 36 

 Colimin 37 



Column 42 



Column k6* 

 Column kf* 



Column 51 

 Column 53 



Alphabetic code for precision 

 indicator. Q indicates doubt- 

 ful depth. 



X = Negative temperatures 



Alphabetic code for precision 

 Indicator. Q, indicates doubt- 

 ful temperature. 



Alphabetic code for precision 

 indicator. Q indicates doubt- 

 ful salinity. 



X = Negative sigma-t (<h.) 



X = Add 5000 to value in 

 Columns ^1-7- 50 



No X = Add ij-000 to value in 

 ColTJmns U7-50 



X = Add 10 to O2 value 



X = Doubtful 



*Overpunch generated during the computation process. 



20 



